Medicine News | Sci.News

Digit regeneration in 3-week-old genetically engineered mice with blocked Wnt-signaling pathway and littermates. Left: whole-mount transparent specimen of a regenerated digit 5 weeks after amputation. Right: whole-mount alizarin red analysis. Scale bar - 500 μm (Makoto Takeo et al)

Fingernails Hold Answers to Limb Regeneration in Humans

Jul 5, 2013 by News Staff

An international team of scientists reporting in the journal Nature has discovered a biochemical pathway that links nail growth to fingertip regeneration. Digit...

ISRIB-treated mice display significant enhancement in spatial and fear-associated learning. The inset shows structure of ISRIB isosteromers (Jeff Miller / Carmela Sidrauski et al)

Drug-like Molecule Shown to Boost Memory in Mice

Jun 29, 2013 by News Staff

Scientists have demonstrated that a novel, drug-like molecule called ISRIB (integrated stress response inhibitor) can improve cognitive memory in mice. ISRIB-treated...

Dietary Fructose Causes Liver Damage, Primate Study Finds

Jun 24, 2013 by News Staff

A new study reported in the American Journal of Clinical Nutrition has revealed that dietary fructose (fruit sugar) rapidly causes liver damage in an animal...

The new study suggests that cheese has the highest anticariogenic property among the dairy products. The image shows cheddar cheese cubes (Guillaume Paumier / CC BY-SA 3.0)

Cheese May Prevent Dental Caries, New Study Suggests

Jun 19, 2013 by Enrico de Lazaro

According to new research led by Dr Ravishankar Telgi from the Kothiwal Dental College and Research Center, India, consuming cheese and other dairy products...

H9N2 virions are round or oval, with a diameter of 80 nm to 120 nm (Wenhua Kang et al, 2006 / Irish Veterinary Journal)

Scientists: Saliva Protects Elderly People from Influenza A Virus

Jun 17, 2013 by Enrico de Lazaro

A new study led by Dr Yannan Qin from the Northwest University in China provides insights into why older people were better able to fight off the new strains...

This diagram shows an adeno-associated virus. Prof Schaffer and colleagues changed ten amino acids in one of its coat proteins, shown in orange, to get it to pass through retinal cells to the target photoreceptors (University of California, Berkeley)

Scientists Use New Engineered Virus to Restore Sight

Jun 15, 2013 by Enrico de Lazaro

Researchers have engineered a new adeno-associated virus that could greatly expand gene therapy to help restore sight to patients with blinding diseases...

Domain organization of the human epidermal growth factor receptor ligand Epiregulin (Bhuminder Singh et al)

Scientists Discover New Mechanism for Cancer Development

Jun 12, 2013 by News Staff

Dr Bhuminder Singh from Vanderbilt University Medical Center and his colleagues have announced the discovery of a new mechanism for the development of...

Mutant DISC1 mice exposed to lead and given a psychostimulant exhibited elevated levels of hyperactivity (Westfield State University / Emory University / Sci-News.com)

Lead Exposure Can Trigger Schizophrenia, Shows Mice Study

Jun 7, 2013 by News Staff

In a new study conducted by U.S. team of scientists from Columbia University and the Johns Hopkins University School of Medicine, mice engineered with...

According to Dr Kirsten Tillisch from the University of California Los Angeles and her colleagues, consumption of fermented milk products with probiotics can affect brain function (Catherine Jhee / CNS)

Study Reveals Changes in Gut Microflora Can Affect Brain Function

Jun 7, 2013 by Enrico de Lazaro

A new small study of healthy women who regularly consumed beneficial bacteria known as probiotics has provided the first evidence that changing the bacterial...

Reconstruction of a Neanderthal (Neanderthal Museum)

120,000-Year-Old Tumor Shows Neanderthals Suffered from Cancer

Jun 7, 2013 by News Staff

The first definitive case of a fibrous dysplastic neoplasm in a 120,000-year-old Neanderthal rib from the site of Krapina in present-day Croatia reveals...

Nordic diet, rich in berries, fruit and vegetables, is associated with lower levels of 'bad' cholesterol and inflammation (Nino Barbieri / CC BY-SA 3.0)

Nordic Diet Lowers Bad Cholesterol, Finds Scandinavian Study

Jun 3, 2013 by News Staff

A healthy Nordic diet can lower ‘bad’ cholesterol levels and may reduce the risk of heart disease, according to a new Scandinavian study published...

Representation of changes induced by ShK-186 therapy in the diet-induced obesity model; mice were fed an obesity-inducing diet of high fat and high fructose; BAT - brown adipose tissue, or brown fat; WAT - white adipose tissue. The upper image shows the sea anemone Stichodactyla helianthus (Sanjeev Kumar Upadhyay et al / James St. John)

Sea Anemone Venom Offers Promise in Fight against Obesity

Jun 3, 2013 by Natali Anderson

According to a research published online on May 31 in the Proceedings of the National Academy of Sciences, a synthetic compound originally derived from...

This micrograph shows methicillin-resistant Staphylococcus aureus (Janice Haney Carr / CDC / Jeff Hageman / M.H.S.)

Receptor Proteins Hold Clues to Antibiotic Resistance in MRSA, Scientists Say

May 28, 2013 by Sergio Prostak

A team of researchers led by Dr Angelika Gründling from Imperial College London has discovered 4 proteins that act as receptors for an essential signalling...

According to the new study published in the FASEB Journal, riboflavin may mitigate the toxic effects of cyanide; the inset shows riboflavin powder (Fraser B et al / Patrícia R / CC BY-SA 3

Riboflavin May Be Antidote to Cyanide Poisoning, Suggests Zebrafish Study

May 24, 2013 by Sergio Prostak

U.S. researchers studying zebrafish have found that riboflavin, also known as vitamin B2, may mitigate the toxic effects of cyanide. Zebrafish. The inset...

According to the new research, breathing motor vehicle emissions triggers a change in high-density lipoprotein, also known as the ‘good cholesterol.’ The inset shows structure of high-density lipoprotein (University of California Davis' Foods For Health Institute)

Car Emissions Turn HDL Cholesterol from ‘Good’ to ‘Bad,’ Mice Study Shows

May 23, 2013 by News Staff

An international team of scientists has found that breathing car emissions triggers a change in high-density lipoprotein, sometimes called the ‘good...

Vitamin C Kills Drug-Resistant Mycobacterium tuberculosis, Study Shows

May 22, 2013 by Sergio Prostak

Scientists at the Albert Einstein College of Medicine in New York have unexpectedly discovered that vitamin C can kill drug-resistant tuberculosis bacteria. This...

A captive American alligator in a defensive position (Ianaré Sévi / CC BY-SA 3.0)

Alligator Stem Cells Offer Hope for Tooth Regeneration in Humans

May 17, 2013 by Natali Anderson

An international team of scientists led by Prof Cheng-Ming Chuong from the University of Southern California has discovered unique cellular and molecular...

The image shows a healthy Streptococcus pneumoniae bacterial cell, upper left, next to a bacterial cell destroyed and lysed by the human milk protein complex HAMLET, lower right (Laura R. Marks)

Breast Milk Protein HAMLET Reverses Antibiotic Resistance in MRSA, Pneumococcus

May 14, 2013 by Natali Anderson

According to a new study reported in the open-access journal PLoS ONE, a human breast milk protein complex called HAMLET can help reverse the antibiotic...

Rheumatoid arthritis is a chronic inflammatory disease that primarily affects the joints and surrounding tissue (Tulane University)

Fat in Knees May Trigger Rheumatoid Arthritis, Scientists Find

May 13, 2013 by Sergio Prostak

A team of researchers from the United States and Japan led by Prof Nirmal Banda from the University of Colorado School of Medicine has found that fat cells...